tuber

• The central tuber, which is the biggest and yet soft, is the one chiefly used for food. —  Chapter 7
• A rather thick slice of a tuber is almost as translucent as glass, and is seen to consist of large angular cells, full of water and not containing starch or any other solid matter. —  Insectivorous Plants
• It has a stout, erect stalk, of full medium height, internodes of medium length, and very large leaves; the tuber is above medium in size, quite smooth, in form of a short cylinder swelled out at the centre, occasionally slightly flattened, and terminating rather abruptly; eyes shallow, sharp, sometimes swelled out or projecting, and always strongly defined; skin medium thickness, considerably netted or russet, tough, white; flesh entirely white, solid, heavy, brittle, and never hollow, and it boils through quickly, with no hard core at centre or stem, is mealy, of floury whiteness, and of superior table quality. —  The $100 Prize Essay on the Cultivation of the Potato. Prize offered by W. T. Wylie and awarded to D. H. Compton. How to Cook the Potato, Furnished by Prof. Blot.
• 1-1/2 inch in diameter: another tuber was 5 inches long and 2 in diameter, it would be difficult for anyone to distinguish them from English potatoes. —  The Last Journals of David Livingstone from 1865 to His Death
• (1985), the condition of the tuber is a decisive factor in the effect of gibberellic acid. —  4 Yams

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